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GB/T 34640.3-2017 Classification and recycling and utilization of wrought aluminium and aluminium alloy scraps - Part 3: Utilization of scraps 100.0 via email in 1~3 business day to be valid
YS/T 807.14-2012 Chemical Analysis Methods of Aluminum Hardeners - Part 14: Determination of Strontium Content - EDTA Titrimetric Method 120.0 via email in 1~3 business day valid
YS/T 89-2011 Calcined α-Alumina 120.0 via email in 1~3 business day valid
YS/T 671-2008 Dibutyl Dithiocarbamate 150.0 via email in 1~3 business day valid
GB 6454-1986 Rings and tablets of zirconium-aluminium alloy for getter 60.0 via email in 1~3 business day valid
GB/T 6987.19-2001 Aluminium and aluminium alloys-Determination of copper content-Xylenol orange spectrophotometric method 45.0 via email in 1~3 business day abolished
GB/T 14849.6-2014 Methods for chemical analysis of silicon metal-Part 6:Determination of carbon-Infrared absorption method 75.0 via email in 1~3 business day valid
YS/T 437-2009 Moment of inertia calculation methods and computing software requirements of aluminium profiles 240.0 via email in 1~3 business day valid
YS/T 807.3-2012 Chemical Analysis Methods of Aluminum Hardeners - Part 3: Determination of Nickel Content - EDTA Titrimetric Method 120.0 via email in 1~3 business day valid
GB/T 14849.3-2007 Methods for chemical analysis of silicon metal—Part 3:Determination of calcium content 180.0 via email in 1~3 business day valid
GB/T 20975.15-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 15:Determination of boron content 120.0 via email in 1~3 business day valid
GB/T 20975.9-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 9:Determination of lithium content Flame atomic absorption spectrometric method 120.0 via email in 1~3 business day valid
JB/T 7946.3-1999 Metallograph of cast aluminium alloys Cast aluminum-silicon alloys - Pinhole 60.0 via email in 1~3 business day valid
GB/T 20975.5-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 5:Determination of silicon content 120.0 via email in 1 business day valid
JB/T 7946.1-1999 Metallograph of cast aluminium alloys Cast aluminum-silicon alloys - Modification 90.0 via email in 1~3 business day valid
GB/T 20975.17-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 17: Determination of strontium content Flame atomic absorption spectrometric method 90.0 via email in 1~3 business day valid
GB/T 5237.2-2000 Wrought aluminum alloy extruded profiles for architecture Part 2: Anodized colored profiles 335.0 via email in business day abolished
YS/T 419-2000 Test Method for Cupping of Aluminum and Aluminum Alloy 60.0 via email in 1~3 business day valid
YS/T 275-2008 High purity aluminum 105.0 via email in 1~3 business day valid
GB 2049-1980 Tin-zinc-lead-bronze sheets 30.0 via email in 1~3 business day superseded
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